Koisuru Idol Ryuusei-kun wa Kujikenai!

Ryuusei, a handsome idol who is rapidly gaining popularity, has a crush on his childhood friend Daichi. However, Daichi is obsessed with the "idol Ryuusei," and even when he approaches him, he doesn't turn around. On the other hand, Daichi also secretly has a crush on Ryuusei, but he hides his romantic feelings for him and supports "everyone's idol Ryuusei"... A love story between a popular idol and a healthy childhood friend, with mutual unrequited love.

(Source: Home-sha, translated)